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The European-led LIFE mission aims to use spacecraft in formation to look for biosignatures.

On May 22, 2026, the Pentagon released a second batch of previously classified photos and videos showing what appear to be unexplained flying objects. These file dumps were the culmination of a ...

A strange interstellar comet discovered last year and speculated by a prominent astronomer to be an alien spacecraft could be older than our Solar System, according to a new study. The comet, first ...

The SETI Institute is the latest to confirm what scientists have long suspected: the interstellar 3I/ATLAS comet is not an alien spaceship.

When Comet 3I/ATLAS entered our solar system last year—only the third known interstellar object to do so—astronomers took notice. When astronomers first discovered 3I/ATLAS in July 2025, the icy ...

Instead of searching the skies for radio signals, scientists suggest the first evidence of an extinct alien civilisation could be buried in lunar soil.

Astronomers suggest that space weather could distort alien signals, making them undetectable. This challenges traditional search methods and highlights the need for broader signal detection strategies ...

NASA's AI space processor could transform spacecraft technology with autonomous decision-making, advanced NASA space computing, and a powerful radiation-hardened processor for future missions. john ...